155909691

素因数分解:

$3^4\times 7^1\times {\mathrm{274973}}^1$

素因数の和:274992

約数の個数: 20

約数和(自身を含む): 266174832

約数和(自身を除く): 110265141

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 274973, 824919, 1924811, 2474757, 5774433, 7424271, 17323299, 22272813, 51969897, 155909691]

約数ペア:

[(1, 155909691), (3, 51969897), (7, 22272813), (9, 17323299), (21, 7424271), (27, 5774433), (63, 2474757), (81, 1924811), (189, 824919), (567, 274973)]